DE4142425A1 - Beschleunigungssensor - Google Patents

Beschleunigungssensor

Info

Publication number
DE4142425A1
DE4142425A1 DE4142425A DE4142425A DE4142425A1 DE 4142425 A1 DE4142425 A1 DE 4142425A1 DE 4142425 A DE4142425 A DE 4142425A DE 4142425 A DE4142425 A DE 4142425A DE 4142425 A1 DE4142425 A1 DE 4142425A1
Authority
DE
Germany
Prior art keywords
electrodes
cylinder
conductive
resistor
free end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE4142425A
Other languages
German (de)
English (en)
Inventor
Shigeru Shimozono
Kazuo Yoshimura
Ryo Satoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takata Corp
Original Assignee
Takata Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Takata Corp filed Critical Takata Corp
Publication of DE4142425A1 publication Critical patent/DE4142425A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/56—Devices characterised by the use of electric or magnetic means for comparing two speeds
    • G01P3/58—Devices characterised by the use of electric or magnetic means for comparing two speeds by measuring or comparing amplitudes of generated currents or voltage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/10—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving electrical means
    • B24B49/105—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving electrical means using eddy currents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/006—Details of instruments used for thermal compensation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/135—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by making use of contacts which are actuated by a movable inertial mass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
    • H01H2300/052—Controlling, signalling or testing correct functioning of a switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Hall/Mr Elements (AREA)
  • Air Bags (AREA)
DE4142425A 1990-12-25 1991-12-20 Beschleunigungssensor Withdrawn DE4142425A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2405803A JP3028610B2 (ja) 1990-12-25 1990-12-25 加速度センサ

Publications (1)

Publication Number Publication Date
DE4142425A1 true DE4142425A1 (de) 1992-07-02

Family

ID=18515412

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4142425A Withdrawn DE4142425A1 (de) 1990-12-25 1991-12-20 Beschleunigungssensor

Country Status (7)

Country Link
US (1) US5304756A (fr)
JP (1) JP3028610B2 (fr)
KR (1) KR920012920A (fr)
CA (1) CA2057282A1 (fr)
DE (1) DE4142425A1 (fr)
FR (1) FR2670900B1 (fr)
GB (1) GB2252203A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343731A (en) * 1991-10-02 1994-09-06 Nec Corporation Semiconductor accelerometer
US5375468A (en) * 1991-07-19 1994-12-27 Mitsubishi Petrochemical Co., Ltd. Acceleration sensor unit having self-checking function

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0982190A (ja) * 1995-09-08 1997-03-28 Mitsubishi Electric Corp 衝突検知装置及びその製造方法
JP3351218B2 (ja) * 1996-01-31 2002-11-25 三菱電機株式会社 加速度検知装置
US7422293B2 (en) * 2005-07-26 2008-09-09 Ford Global Technologies, Llc System and a method for dissipating voltage in an electrical circuit of a vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097699A (en) * 1976-09-07 1978-06-27 Eaton Corporation Viscous damped crash sensor unit with inertia switch
US4221940A (en) * 1979-01-12 1980-09-09 General Motors Corporation Sensor
JPH057884Y2 (fr) * 1988-04-07 1993-02-26
US4827091A (en) * 1988-09-23 1989-05-02 Automotive Systems Laboratory, Inc. Magnetically-damped, testable accelerometer
JP2704779B2 (ja) * 1989-12-15 1998-01-26 本田技研工業株式会社 加速度検知装置
US5053588A (en) * 1990-02-20 1991-10-01 Trw Technar Inc. Calibratable crash sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5375468A (en) * 1991-07-19 1994-12-27 Mitsubishi Petrochemical Co., Ltd. Acceleration sensor unit having self-checking function
US5343731A (en) * 1991-10-02 1994-09-06 Nec Corporation Semiconductor accelerometer

Also Published As

Publication number Publication date
KR920012920A (ko) 1992-07-28
FR2670900A1 (fr) 1992-06-26
GB9125654D0 (en) 1992-01-29
CA2057282A1 (fr) 1992-06-26
JP3028610B2 (ja) 2000-04-04
US5304756A (en) 1994-04-19
FR2670900B1 (fr) 1993-12-10
GB2252203A (en) 1992-07-29
JPH04221772A (ja) 1992-08-12

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee